1 /**
2 * \brief Filter Effects dialog
3 *
4 * Authors:
5 * Nicholas Bishop <nicholasbishop@gmail.org>
6 *
7 * Copyright (C) 2007 Authors
8 *
9 * Released under GNU GPL. Read the file 'COPYING' for more information.
10 */
12 #ifdef HAVE_CONFIG_H
13 # include <config.h>
14 #endif
16 #include <gtk/gtktreeview.h>
17 #include <gtkmm/cellrenderertext.h>
18 #include <gtkmm/colorbutton.h>
19 #include <gtkmm/messagedialog.h>
20 #include <gtkmm/paned.h>
21 #include <gtkmm/scale.h>
22 #include <gtkmm/scrolledwindow.h>
23 #include <gtkmm/spinbutton.h>
24 #include <gtkmm/stock.h>
25 #include <glibmm/i18n.h>
27 #include "application/application.h"
28 #include "application/editor.h"
29 #include "desktop.h"
30 #include "desktop-handles.h"
31 #include "dialog-manager.h"
32 #include "document.h"
33 #include "filter-chemistry.h"
34 #include "filter-effects-dialog.h"
35 #include "filter-enums.h"
36 #include "inkscape.h"
37 #include "selection.h"
38 #include "sp-feblend.h"
39 #include "sp-fecolormatrix.h"
40 #include "sp-fecomponenttransfer.h"
41 #include "sp-fecomposite.h"
42 #include "sp-feconvolvematrix.h"
43 #include "sp-fedisplacementmap.h"
44 #include "sp-fedistantlight.h"
45 #include "sp-femerge.h"
46 #include "sp-femergenode.h"
47 #include "sp-feoffset.h"
48 #include "sp-fepointlight.h"
49 #include "sp-fespotlight.h"
50 #include "sp-filter-primitive.h"
51 #include "sp-gaussian-blur.h"
53 #include "style.h"
54 #include "svg/svg-color.h"
55 #include "verbs.h"
56 #include "xml/node.h"
57 #include "xml/node-observer.h"
58 #include "xml/repr.h"
59 #include <sstream>
61 #include <iostream>
63 using namespace NR;
65 namespace Inkscape {
66 namespace UI {
67 namespace Dialog {
69 // Returns the number of inputs available for the filter primitive type
70 int input_count(const SPFilterPrimitive* prim)
71 {
72 if(!prim)
73 return 0;
74 else if(SP_IS_FEBLEND(prim) || SP_IS_FECOMPOSITE(prim) || SP_IS_FEDISPLACEMENTMAP(prim))
75 return 2;
76 else if(SP_IS_FEMERGE(prim)) {
77 // Return the number of feMergeNode connections plus an extra
78 int count = 1;
79 for(const SPObject* o = prim->firstChild(); o; o = o->next, ++count);
80 return count;
81 }
82 else
83 return 1;
84 }
86 // Very simple observer that just emits a signal if anything happens to a node
87 class FilterEffectsDialog::SignalObserver : public XML::NodeObserver
88 {
89 public:
90 SignalObserver()
91 : _oldsel(0)
92 {}
94 // Add this observer to the SPObject and remove it from any previous object
95 void set(SPObject* o)
96 {
97 if(_oldsel && _oldsel->repr)
98 _oldsel->repr->removeObserver(*this);
99 if(o && o->repr)
100 o->repr->addObserver(*this);
101 _oldsel = o;
102 }
104 void notifyChildAdded(XML::Node&, XML::Node&, XML::Node*)
105 { signal_changed()(); }
107 void notifyChildRemoved(XML::Node&, XML::Node&, XML::Node*)
108 { signal_changed()(); }
110 void notifyChildOrderChanged(XML::Node&, XML::Node&, XML::Node*, XML::Node*)
111 { signal_changed()(); }
113 void notifyContentChanged(XML::Node&, Util::ptr_shared<char>, Util::ptr_shared<char>)
114 {}
116 void notifyAttributeChanged(XML::Node&, GQuark, Util::ptr_shared<char>, Util::ptr_shared<char>)
117 { signal_changed()(); }
119 sigc::signal<void>& signal_changed()
120 {
121 return _signal_changed;
122 }
123 private:
124 sigc::signal<void> _signal_changed;
125 SPObject* _oldsel;
126 };
128 class CheckButtonAttr : public Gtk::CheckButton, public AttrWidget
129 {
130 public:
131 CheckButtonAttr(const Glib::ustring& label,
132 const Glib::ustring& tv, const Glib::ustring& fv,
133 const SPAttributeEnum a)
134 : Gtk::CheckButton(label),
135 AttrWidget(a),
136 _true_val(tv), _false_val(fv)
137 {
138 signal_toggled().connect(signal_attr_changed().make_slot());
139 }
141 Glib::ustring get_as_attribute() const
142 {
143 return get_active() ? _true_val : _false_val;
144 }
146 void set_from_attribute(SPObject* o)
147 {
148 const gchar* val = attribute_value(o);
149 if(val) {
150 if(_true_val == val)
151 set_active(true);
152 else if(_false_val == val)
153 set_active(false);
154 }
155 }
156 private:
157 const Glib::ustring _true_val, _false_val;
158 };
160 class SpinButtonAttr : public Gtk::SpinButton, public AttrWidget
161 {
162 public:
163 SpinButtonAttr(double lower, double upper, double step_inc,
164 double climb_rate, int digits, const SPAttributeEnum a)
165 : Gtk::SpinButton(climb_rate, digits),
166 AttrWidget(a)
167 {
168 set_range(lower, upper);
169 set_increments(step_inc, step_inc * 5);
171 signal_value_changed().connect(signal_attr_changed().make_slot());
172 }
174 Glib::ustring get_as_attribute() const
175 {
176 const double val = get_value();
178 if(get_digits() == 0)
179 return Glib::Ascii::dtostr((int)val);
180 else
181 return Glib::Ascii::dtostr(val);
182 }
184 void set_from_attribute(SPObject* o)
185 {
186 const gchar* val = attribute_value(o);
187 if(val)
188 set_value(Glib::Ascii::strtod(val));
189 }
190 };
192 // Contains an arbitrary number of spin buttons that use seperate attributes
193 class MultiSpinButton : public Gtk::HBox
194 {
195 public:
196 MultiSpinButton(double lower, double upper, double step_inc,
197 double climb_rate, int digits, std::vector<SPAttributeEnum> attrs)
198 {
199 for(unsigned i = 0; i < attrs.size(); ++i) {
200 _spins.push_back(new SpinButtonAttr(lower, upper, step_inc, climb_rate, digits, attrs[i]));
201 pack_start(*_spins.back(), false, false);
202 }
203 }
205 ~MultiSpinButton()
206 {
207 for(unsigned i = 0; i < _spins.size(); ++i)
208 delete _spins[i];
209 }
211 std::vector<SpinButtonAttr*>& get_spinbuttons()
212 {
213 return _spins;
214 }
215 private:
216 std::vector<SpinButtonAttr*> _spins;
217 };
219 // Contains two spinbuttons that describe a NumberOptNumber
220 class DualSpinButton : public Gtk::HBox, public AttrWidget
221 {
222 public:
223 DualSpinButton(double lower, double upper, double step_inc,
224 double climb_rate, int digits, const SPAttributeEnum a)
225 : AttrWidget(a),
226 _s1(climb_rate, digits), _s2(climb_rate, digits)
227 {
228 _s1.set_range(lower, upper);
229 _s2.set_range(lower, upper);
230 _s1.set_increments(step_inc, step_inc * 5);
231 _s2.set_increments(step_inc, step_inc * 5);
233 _s1.signal_value_changed().connect(signal_attr_changed().make_slot());
234 _s2.signal_value_changed().connect(signal_attr_changed().make_slot());
236 pack_start(_s1, false, false);
237 pack_start(_s2, false, false);
238 }
240 Gtk::SpinButton& get_spinbutton1()
241 {
242 return _s1;
243 }
245 Gtk::SpinButton& get_spinbutton2()
246 {
247 return _s2;
248 }
250 virtual Glib::ustring get_as_attribute() const
251 {
252 double v1 = _s1.get_value();
253 double v2 = _s2.get_value();
255 if(_s1.get_digits() == 0) {
256 v1 = (int)v1;
257 v2 = (int)v2;
258 }
260 return Glib::Ascii::dtostr(v1) + " " + Glib::Ascii::dtostr(v2);
261 }
263 virtual void set_from_attribute(SPObject* o)
264 {
265 const gchar* val = attribute_value(o);
266 if(val) {
267 NumberOptNumber n;
268 n.set(val);
269 _s1.set_value(n.getNumber());
270 _s2.set_value(n.getOptNumber());
271 }
272 }
273 private:
274 Gtk::SpinButton _s1, _s2;
275 };
277 class ColorButton : public Gtk::ColorButton, public AttrWidget
278 {
279 public:
280 ColorButton(const SPAttributeEnum a)
281 : AttrWidget(a)
282 {
283 signal_color_set().connect(signal_attr_changed().make_slot());
285 Gdk::Color col;
286 col.set_rgb(65535, 65535, 65535);
287 set_color(col);
288 }
290 // Returns the color in 'rgb(r,g,b)' form.
291 Glib::ustring get_as_attribute() const
292 {
293 std::ostringstream os;
294 const Gdk::Color c = get_color();
295 const int r = c.get_red() / 257, g = c.get_green() / 257, b = c.get_blue() / 257;
296 os << "rgb(" << r << "," << g << "," << b << ")";
297 return os.str();
298 }
301 void set_from_attribute(SPObject* o)
302 {
303 const gchar* val = attribute_value(o);
304 if(val) {
305 const guint32 i = sp_svg_read_color(val, 0xFFFFFFFF);
306 const int r = SP_RGBA32_R_U(i), g = SP_RGBA32_G_U(i), b = SP_RGBA32_B_U(i);
307 Gdk::Color col;
308 col.set_rgb(r * 257, g * 257, b * 257);
309 set_color(col);
310 }
311 }
312 };
314 /* Displays/Edits the matrix for feConvolveMatrix or feColorMatrix */
315 class FilterEffectsDialog::MatrixAttr : public Gtk::Frame, public AttrWidget
316 {
317 public:
318 MatrixAttr(const SPAttributeEnum a)
319 : AttrWidget(a), _locked(false)
320 {
321 _model = Gtk::ListStore::create(_columns);
322 _tree.set_model(_model);
323 _tree.set_headers_visible(false);
324 _tree.show();
325 add(_tree);
326 set_shadow_type(Gtk::SHADOW_IN);
327 }
329 std::vector<double> get_values() const
330 {
331 std::vector<double> vec;
332 for(Gtk::TreeIter iter = _model->children().begin();
333 iter != _model->children().end(); ++iter) {
334 for(unsigned c = 0; c < _tree.get_columns().size(); ++c)
335 vec.push_back((*iter)[_columns.cols[c]]);
336 }
337 return vec;
338 }
340 void set_values(const std::vector<double>& v)
341 {
342 unsigned i = 0;
343 for(Gtk::TreeIter iter = _model->children().begin();
344 iter != _model->children().end(); ++iter) {
345 for(unsigned c = 0; c < _tree.get_columns().size(); ++c) {
346 if(i >= v.size())
347 return;
348 (*iter)[_columns.cols[c]] = v[i];
349 ++i;
350 }
351 }
352 }
354 Glib::ustring get_as_attribute() const
355 {
356 std::ostringstream os;
358 for(Gtk::TreeIter iter = _model->children().begin();
359 iter != _model->children().end(); ++iter) {
360 for(unsigned c = 0; c < _tree.get_columns().size(); ++c) {
361 os << (*iter)[_columns.cols[c]] << " ";
362 }
363 }
365 return os.str();
366 }
368 void set_from_attribute(SPObject* o)
369 {
370 if(o) {
371 if(SP_IS_FECONVOLVEMATRIX(o)) {
372 SPFeConvolveMatrix* conv = SP_FECONVOLVEMATRIX(o);
373 int cols, rows;
374 cols = (int)conv->order.getNumber();
375 if(cols > 5)
376 cols = 5;
377 rows = conv->order.optNumber_set ? (int)conv->order.getOptNumber() : cols;
378 update(o, rows, cols);
379 }
380 else if(SP_IS_FECOLORMATRIX(o))
381 update(o, 4, 5);
382 }
383 }
384 private:
385 class MatrixColumns : public Gtk::TreeModel::ColumnRecord
386 {
387 public:
388 MatrixColumns()
389 {
390 cols.resize(5);
391 for(unsigned i = 0; i < cols.size(); ++i)
392 add(cols[i]);
393 }
394 std::vector<Gtk::TreeModelColumn<double> > cols;
395 };
397 void update(SPObject* o, const int rows, const int cols)
398 {
399 if(_locked)
400 return;
402 _model->clear();
404 _tree.remove_all_columns();
406 std::vector<gdouble>* values = NULL;
407 if(SP_IS_FECOLORMATRIX(o))
408 values = &SP_FECOLORMATRIX(o)->values;
409 else if(SP_IS_FECONVOLVEMATRIX(o))
410 values = &SP_FECONVOLVEMATRIX(o)->kernelMatrix;
411 else
412 return;
414 if(o) {
415 int ndx = 0;
417 for(int i = 0; i < cols; ++i) {
418 _tree.append_column_numeric_editable("", _columns.cols[i], "%.2f");
419 dynamic_cast<Gtk::CellRendererText*>(
420 _tree.get_column_cell_renderer(i))->signal_edited().connect(
421 sigc::mem_fun(*this, &MatrixAttr::rebind));
422 }
424 for(int r = 0; r < rows; ++r) {
425 Gtk::TreeRow row = *(_model->append());
426 // Default to identity matrix
427 for(int c = 0; c < cols; ++c, ++ndx)
428 row[_columns.cols[c]] = ndx < (int)values->size() ? (*values)[ndx] : (r == c ? 1 : 0);
429 }
430 }
431 }
433 void rebind(const Glib::ustring&, const Glib::ustring&)
434 {
435 _locked = true;
436 signal_attr_changed()();
437 _locked = false;
438 }
440 bool _locked;
441 Gtk::TreeView _tree;
442 Glib::RefPtr<Gtk::ListStore> _model;
443 MatrixColumns _columns;
444 };
446 // Displays a matrix or a slider for feColorMatrix
447 class FilterEffectsDialog::ColorMatrixValues : public Gtk::Frame, public AttrWidget
448 {
449 public:
450 ColorMatrixValues()
451 : AttrWidget(SP_ATTR_VALUES),
452 _matrix(SP_ATTR_VALUES),
453 _saturation(0, 0, 1, 0.1, 0.01, 2, SP_ATTR_VALUES),
454 _angle(0, 0, 360, 0.1, 0.01, 1, SP_ATTR_VALUES),
455 _label(_("None"), Gtk::ALIGN_LEFT),
456 _use_stored(false),
457 _saturation_store(0),
458 _angle_store(0)
459 {
460 _matrix.signal_attr_changed().connect(signal_attr_changed().make_slot());
461 _saturation.signal_attr_changed().connect(signal_attr_changed().make_slot());
462 _angle.signal_attr_changed().connect(signal_attr_changed().make_slot());
463 signal_attr_changed().connect(sigc::mem_fun(*this, &ColorMatrixValues::update_store));
465 _matrix.show();
466 _saturation.show();
467 _angle.show();
468 _label.show();
469 _label.set_sensitive(false);
471 set_shadow_type(Gtk::SHADOW_NONE);
472 }
474 virtual void set_from_attribute(SPObject* o)
475 {
476 if(SP_IS_FECOLORMATRIX(o)) {
477 SPFeColorMatrix* col = SP_FECOLORMATRIX(o);
478 remove();
479 switch(col->type) {
480 case COLORMATRIX_SATURATE:
481 add(_saturation);
482 if(_use_stored)
483 _saturation.set_value(_saturation_store);
484 else
485 _saturation.set_from_attribute(o);
486 break;
487 case COLORMATRIX_HUEROTATE:
488 add(_angle);
489 if(_use_stored)
490 _angle.set_value(_angle_store);
491 else
492 _angle.set_from_attribute(o);
493 break;
494 case COLORMATRIX_LUMINANCETOALPHA:
495 add(_label);
496 break;
497 case COLORMATRIX_MATRIX:
498 default:
499 add(_matrix);
500 if(_use_stored)
501 _matrix.set_values(_matrix_store);
502 else
503 _matrix.set_from_attribute(o);
504 break;
505 }
506 _use_stored = true;
507 }
508 }
510 virtual Glib::ustring get_as_attribute() const
511 {
512 const Widget* w = get_child();
513 if(w == &_label)
514 return "";
515 else
516 return dynamic_cast<const AttrWidget*>(w)->get_as_attribute();
517 }
519 void clear_store()
520 {
521 _use_stored = false;
522 }
523 private:
524 void update_store()
525 {
526 const Widget* w = get_child();
527 if(w == &_matrix)
528 _matrix_store = _matrix.get_values();
529 else if(w == &_saturation)
530 _saturation_store = _saturation.get_value();
531 else if(w == &_angle)
532 _angle_store = _angle.get_value();
533 }
535 MatrixAttr _matrix;
536 SpinSlider _saturation;
537 SpinSlider _angle;
538 Gtk::Label _label;
540 // Store separate values for the different color modes
541 bool _use_stored;
542 std::vector<double> _matrix_store;
543 double _saturation_store;
544 double _angle_store;
545 };
547 class FilterEffectsDialog::Settings
548 {
549 public:
550 typedef sigc::slot<void, const AttrWidget*> SetAttrSlot;
552 Settings(FilterEffectsDialog& d, Gtk::Box& b, SetAttrSlot slot, const int maxtypes)
553 : _dialog(d), _set_attr_slot(slot), _current_type(-1), _max_types(maxtypes)
554 {
555 _groups.resize(_max_types);
556 _attrwidgets.resize(_max_types);
558 for(int i = 0; i < _max_types; ++i) {
559 _groups[i] = new Gtk::VBox;
560 b.add(*_groups[i]);
561 }
562 }
564 ~Settings()
565 {
566 for(int i = 0; i < _max_types; ++i) {
567 delete _groups[i];
568 for(unsigned j = 0; j < _attrwidgets[i].size(); ++j)
569 delete _attrwidgets[i][j];
570 }
571 }
573 // Show the active settings group and update all the AttrWidgets with new values
574 void show_and_update(const int t, SPObject* ob)
575 {
576 if(t != _current_type) {
577 type(t);
578 for(unsigned i = 0; i < _groups.size(); ++i)
579 _groups[i]->hide();
580 }
581 if(t >= 0)
582 _groups[t]->show_all();
584 _dialog.set_attrs_locked(true);
585 for(unsigned i = 0; i < _attrwidgets[_current_type].size(); ++i)
586 _attrwidgets[_current_type][i]->set_from_attribute(ob);
587 _dialog.set_attrs_locked(false);
588 }
590 int get_current_type() const
591 {
592 return _current_type;
593 }
595 void type(const int t)
596 {
597 _current_type = t;
598 }
600 // LightSource
601 LightSourceControl* add_lightsource();
603 // CheckBox
604 CheckButtonAttr* add_checkbutton(const SPAttributeEnum attr, const Glib::ustring& label,
605 const Glib::ustring& tv, const Glib::ustring& fv)
606 {
607 CheckButtonAttr* cb = new CheckButtonAttr(label, tv, fv, attr);
608 add_widget(cb, "");
609 add_attr_widget(cb);
610 return cb;
611 }
613 // ColorButton
614 ColorButton* add_color(const SPAttributeEnum attr, const Glib::ustring& label)
615 {
616 ColorButton* col = new ColorButton(attr);
617 add_widget(col, label);
618 add_attr_widget(col);
619 return col;
620 }
622 // Matrix
623 MatrixAttr* add_matrix(const SPAttributeEnum attr, const Glib::ustring& label)
624 {
625 MatrixAttr* conv = new MatrixAttr(attr);
626 add_widget(conv, label);
627 add_attr_widget(conv);
628 return conv;
629 }
631 // ColorMatrixValues
632 ColorMatrixValues* add_colormatrixvalues(const Glib::ustring& label)
633 {
634 ColorMatrixValues* cmv = new ColorMatrixValues;
635 add_widget(cmv, label);
636 add_attr_widget(cmv);
637 return cmv;
638 }
640 // SpinSlider
641 SpinSlider* add_spinslider(const SPAttributeEnum attr, const Glib::ustring& label,
642 const double lo, const double hi, const double step_inc, const double climb, const int digits)
643 {
644 SpinSlider* spinslider = new SpinSlider(lo, lo, hi, step_inc, climb, digits, attr);
645 add_widget(spinslider, label);
646 add_attr_widget(spinslider);
647 return spinslider;
648 }
650 // DualSpinSlider
651 DualSpinSlider* add_dualspinslider(const SPAttributeEnum attr, const Glib::ustring& label,
652 const double lo, const double hi, const double step_inc,
653 const double climb, const int digits)
654 {
655 DualSpinSlider* dss = new DualSpinSlider(lo, lo, hi, step_inc, climb, digits, attr);
656 add_widget(dss, label);
657 add_attr_widget(dss);
658 return dss;
659 }
661 // DualSpinButton
662 DualSpinButton* add_dualspinbutton(const SPAttributeEnum attr, const Glib::ustring& label,
663 const double lo, const double hi, const double step_inc,
664 const double climb, const int digits)
665 {
666 DualSpinButton* dsb = new DualSpinButton(lo, hi, step_inc, climb, digits, attr);
667 add_widget(dsb, label);
668 add_attr_widget(dsb);
669 return dsb;
670 }
672 // MultiSpinButton
673 MultiSpinButton* add_multispinbutton(const SPAttributeEnum attr1, const SPAttributeEnum attr2,
674 const Glib::ustring& label, const double lo, const double hi,
675 const double step_inc, const double climb, const int digits)
676 {
677 std::vector<SPAttributeEnum> attrs;
678 attrs.push_back(attr1);
679 attrs.push_back(attr2);
680 MultiSpinButton* msb = new MultiSpinButton(lo, hi, step_inc, climb, digits, attrs);
681 add_widget(msb, label);
682 for(unsigned i = 0; i < msb->get_spinbuttons().size(); ++i)
683 add_attr_widget(msb->get_spinbuttons()[i]);
684 return msb;
685 }
686 MultiSpinButton* add_multispinbutton(const SPAttributeEnum attr1, const SPAttributeEnum attr2,
687 const SPAttributeEnum attr3, const Glib::ustring& label, const double lo,
688 const double hi, const double step_inc, const double climb, const int digits)
689 {
690 std::vector<SPAttributeEnum> attrs;
691 attrs.push_back(attr1);
692 attrs.push_back(attr2);
693 attrs.push_back(attr3);
694 MultiSpinButton* msb = new MultiSpinButton(lo, hi, step_inc, climb, digits, attrs);
695 add_widget(msb, label);
696 for(unsigned i = 0; i < msb->get_spinbuttons().size(); ++i)
697 add_attr_widget(msb->get_spinbuttons()[i]);
698 return msb;
699 }
701 // ComboBoxEnum
702 template<typename T> ComboBoxEnum<T>* add_combo(const SPAttributeEnum attr,
703 const Glib::ustring& label,
704 const Util::EnumDataConverter<T>& conv)
705 {
706 ComboBoxEnum<T>* combo = new ComboBoxEnum<T>(conv, attr);
707 add_widget(combo, label);
708 add_attr_widget(combo);
709 return combo;
710 }
711 private:
712 void add_attr_widget(AttrWidget* a)
713 {
714 _attrwidgets[_current_type].push_back(a);
715 a->signal_attr_changed().connect(sigc::bind(_set_attr_slot, a));
716 }
718 /* Adds a new settings widget using the specified label. The label will be formatted with a colon
719 and all widgets within the setting group are aligned automatically. */
720 void add_widget(Gtk::Widget* w, const Glib::ustring& label)
721 {
722 Gtk::Label *lbl = 0;
723 Gtk::HBox *hb = Gtk::manage(new Gtk::HBox);
724 hb->set_spacing(12);
726 if(label != "") {
727 lbl = Gtk::manage(new Gtk::Label(label + (label == "" ? "" : ":"), Gtk::ALIGN_LEFT));
728 hb->pack_start(*lbl, false, false);
729 _dialog._sizegroup->add_widget(*lbl);
730 lbl->show();
731 }
733 hb->pack_start(*w);
734 _groups[_current_type]->pack_start(*hb);
735 hb->show();
736 w->show();
737 }
739 std::vector<Gtk::VBox*> _groups;
741 FilterEffectsDialog& _dialog;
742 SetAttrSlot _set_attr_slot;
743 std::vector<std::vector<AttrWidget*> > _attrwidgets;
744 int _current_type, _max_types;
745 };
747 // Settings for the three light source objects
748 class FilterEffectsDialog::LightSourceControl : public AttrWidget
749 {
750 public:
751 LightSourceControl(FilterEffectsDialog& d)
752 : AttrWidget(SP_ATTR_INVALID),
753 _dialog(d),
754 _settings(d, _box, sigc::mem_fun(_dialog, &FilterEffectsDialog::set_child_attr_direct), LIGHT_ENDSOURCE),
755 _light_label(_("Light Source:"), Gtk::ALIGN_LEFT),
756 _light_source(LightSourceConverter),
757 _locked(false)
758 {
759 _light_box.pack_start(_light_label, false, false);
760 _light_box.pack_start(_light_source);
761 _light_box.show_all();
762 _light_box.set_spacing(12);
763 _dialog._sizegroup->add_widget(_light_label);
765 _box.add(_light_box);
766 _box.reorder_child(_light_box, 0);
767 _light_source.signal_changed().connect(sigc::mem_fun(*this, &LightSourceControl::on_source_changed));
769 // FIXME: these range values are complete crap
771 _settings.type(LIGHT_DISTANT);
772 _settings.add_spinslider(SP_ATTR_AZIMUTH, _("Azimuth"), 0, 360, 1, 1, 0);
773 _settings.add_spinslider(SP_ATTR_ELEVATION, _("Elevation"), 0, 360, 1, 1, 0);
775 _settings.type(LIGHT_POINT);
776 _settings.add_multispinbutton(SP_ATTR_X, SP_ATTR_Y, SP_ATTR_Z, _("Location"), -99999, 99999, 1, 100, 0);
778 _settings.type(LIGHT_SPOT);
779 _settings.add_multispinbutton(SP_ATTR_X, SP_ATTR_Y, SP_ATTR_Z, _("Location"), -99999, 99999, 1, 100, 0);
780 _settings.add_multispinbutton(SP_ATTR_POINTSATX, SP_ATTR_POINTSATY, SP_ATTR_POINTSATZ,
781 _("Points At"), -99999, 99999, 1, 100, 0);
782 _settings.add_spinslider(SP_ATTR_SPECULAREXPONENT, _("Specular Exponent"), 1, 100, 1, 1, 0);
783 _settings.add_spinslider(SP_ATTR_LIMITINGCONEANGLE, _("Cone Angle"), 1, 100, 1, 1, 0);
784 }
786 Gtk::VBox& get_box()
787 {
788 return _box;
789 }
790 protected:
791 Glib::ustring get_as_attribute() const
792 {
793 return "";
794 }
795 void set_from_attribute(SPObject* o)
796 {
797 if(_locked)
798 return;
800 _locked = true;
802 SPObject* child = o->children;
804 if(SP_IS_FEDISTANTLIGHT(child))
805 _light_source.set_active(0);
806 else if(SP_IS_FEPOINTLIGHT(child))
807 _light_source.set_active(1);
808 else if(SP_IS_FESPOTLIGHT(child))
809 _light_source.set_active(2);
810 else
811 _light_source.set_active(-1);
813 update();
815 _locked = false;
816 }
817 private:
818 void on_source_changed()
819 {
820 if(_locked)
821 return;
823 SPFilterPrimitive* prim = _dialog._primitive_list.get_selected();
824 if(prim) {
825 _locked = true;
827 SPObject* child = prim->children;
828 const int ls = _light_source.get_active_row_number();
829 // Check if the light source type has changed
830 if(!(ls == -1 && !child) &&
831 !(ls == 0 && SP_IS_FEDISTANTLIGHT(child)) &&
832 !(ls == 1 && SP_IS_FEPOINTLIGHT(child)) &&
833 !(ls == 2 && SP_IS_FESPOTLIGHT(child))) {
834 if(child)
835 sp_repr_unparent(child->repr);
837 if(ls != -1) {
838 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(prim->document);
839 Inkscape::XML::Node *repr = xml_doc->createElement(_light_source.get_active_data()->key.c_str());
840 prim->repr->appendChild(repr);
841 }
843 sp_document_done(prim->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("New light source"));
844 update();
845 }
847 _locked = false;
848 }
849 }
851 void update()
852 {
853 _box.hide_all();
854 _box.show();
855 _light_box.show_all();
857 SPFilterPrimitive* prim = _dialog._primitive_list.get_selected();
858 if(prim && prim->children)
859 _settings.show_and_update(_light_source.get_active_data()->id, prim->children);
860 }
862 FilterEffectsDialog& _dialog;
863 Gtk::VBox _box;
864 Settings _settings;
865 Gtk::HBox _light_box;
866 Gtk::Label _light_label;
867 ComboBoxEnum<LightSource> _light_source;
868 bool _locked;
869 };
871 FilterEffectsDialog::LightSourceControl* FilterEffectsDialog::Settings::add_lightsource()
872 {
873 LightSourceControl* ls = new LightSourceControl(_dialog);
874 add_attr_widget(ls);
875 add_widget(&ls->get_box(), "");
876 return ls;
877 }
879 Glib::RefPtr<Gtk::Menu> create_popup_menu(Gtk::Widget& parent, sigc::slot<void> dup,
880 sigc::slot<void> rem)
881 {
882 Glib::RefPtr<Gtk::Menu> menu(new Gtk::Menu);
884 menu->items().push_back(Gtk::Menu_Helpers::MenuElem(_("_Duplicate"), dup));
885 Gtk::MenuItem* mi = Gtk::manage(new Gtk::ImageMenuItem(Gtk::Stock::REMOVE));
886 menu->append(*mi);
887 mi->signal_activate().connect(rem);
888 mi->show();
889 menu->accelerate(parent);
891 return menu;
892 }
894 /*** FilterModifier ***/
895 FilterEffectsDialog::FilterModifier::FilterModifier(FilterEffectsDialog& d)
896 : _dialog(d), _add(Gtk::Stock::NEW), _observer(new SignalObserver)
897 {
898 Gtk::ScrolledWindow* sw = Gtk::manage(new Gtk::ScrolledWindow);
899 pack_start(*sw);
900 pack_start(_add, false, false);
901 sw->add(_list);
903 _model = Gtk::ListStore::create(_columns);
904 _list.set_model(_model);
905 _cell_toggle.set_active(true);
906 const int selcol = _list.append_column("", _cell_toggle);
907 Gtk::TreeViewColumn* col = _list.get_column(selcol - 1);
908 if(col)
909 col->add_attribute(_cell_toggle.property_active(), _columns.sel);
910 _list.append_column_editable(_("_Filter"), _columns.label);
911 ((Gtk::CellRendererText*)_list.get_column(1)->get_first_cell_renderer())->
912 signal_edited().connect(sigc::mem_fun(*this, &FilterEffectsDialog::FilterModifier::on_name_edited));
914 sw->set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
915 sw->set_shadow_type(Gtk::SHADOW_IN);
916 show_all_children();
917 _add.signal_clicked().connect(sigc::mem_fun(*this, &FilterModifier::add_filter));
918 _cell_toggle.signal_toggled().connect(sigc::mem_fun(*this, &FilterModifier::on_selection_toggled));
919 _list.signal_button_release_event().connect_notify(
920 sigc::mem_fun(*this, &FilterModifier::filter_list_button_release));
921 _menu = create_popup_menu(*this, sigc::mem_fun(*this, &FilterModifier::duplicate_filter),
922 sigc::mem_fun(*this, &FilterModifier::remove_filter));
923 _menu->items().push_back(Gtk::Menu_Helpers::MenuElem(
924 _("R_ename"), sigc::mem_fun(*this, &FilterModifier::rename_filter)));
925 _menu->accelerate(*this);
927 _list.get_selection()->signal_changed().connect(sigc::mem_fun(*this, &FilterModifier::on_filter_selection_changed));
928 _observer->signal_changed().connect(signal_filter_changed().make_slot());
929 g_signal_connect(G_OBJECT(INKSCAPE), "change_selection",
930 G_CALLBACK(&FilterModifier::on_inkscape_change_selection), this);
932 g_signal_connect(G_OBJECT(INKSCAPE), "activate_desktop",
933 G_CALLBACK(&FilterModifier::on_activate_desktop), this);
935 on_activate_desktop(INKSCAPE, d.getDesktop(), this);
936 update_filters();
937 }
939 FilterEffectsDialog::FilterModifier::~FilterModifier()
940 {
941 _resource_changed.disconnect();
942 _doc_replaced.disconnect();
943 }
945 void FilterEffectsDialog::FilterModifier::on_activate_desktop(Application*, SPDesktop* desktop, FilterModifier* me)
946 {
947 me->update_filters();
949 me->_doc_replaced.disconnect();
950 me->_doc_replaced = desktop->connectDocumentReplaced(
951 sigc::mem_fun(me, &FilterModifier::on_document_replaced));
953 me->_resource_changed.disconnect();
954 me->_resource_changed =
955 sp_document_resources_changed_connect(sp_desktop_document(desktop), "filter",
956 sigc::mem_fun(me, &FilterModifier::update_filters));
957 }
960 // When the selection changes, show the active filter(s) in the dialog
961 void FilterEffectsDialog::FilterModifier::on_inkscape_change_selection(Application */*inkscape*/,
962 Selection *sel,
963 FilterModifier* fm)
964 {
965 if(fm && sel)
966 fm->update_selection(sel);
967 }
969 // Update each filter's sel property based on the current object selection;
970 // If the filter is not used by any selected object, sel = 0,
971 // otherwise sel is set to the total number of filters in use by selected objects
972 // If only one filter is in use, it is selected
973 void FilterEffectsDialog::FilterModifier::update_selection(Selection *sel)
974 {
975 std::set<SPObject*> used;
977 for(GSList const *i = sel->itemList(); i != NULL; i = i->next) {
978 SPObject *obj = SP_OBJECT (i->data);
979 SPStyle *style = SP_OBJECT_STYLE (obj);
980 if(!style || !SP_IS_ITEM(obj)) continue;
982 if(style->filter.set && style->getFilter())
983 used.insert(style->getFilter());
984 else
985 used.insert(0);
986 }
988 const int size = used.size();
990 for(Gtk::TreeIter iter = _model->children().begin();
991 iter != _model->children().end(); ++iter) {
992 if(used.find((*iter)[_columns.filter]) != used.end()) {
993 // If only one filter is in use by the selection, select it
994 if(size == 1)
995 _list.get_selection()->select(iter);
996 (*iter)[_columns.sel] = size;
997 }
998 else
999 (*iter)[_columns.sel] = 0;
1000 }
1001 }
1003 void FilterEffectsDialog::FilterModifier::on_filter_selection_changed()
1004 {
1005 _observer->set(get_selected_filter());
1006 signal_filter_changed()();
1007 }
1009 void FilterEffectsDialog::FilterModifier::on_name_edited(const Glib::ustring& path, const Glib::ustring& text)
1010 {
1011 Gtk::TreeModel::iterator iter = _model->get_iter(path);
1013 if(iter) {
1014 SPFilter* filter = (*iter)[_columns.filter];
1015 filter->setLabel(text.c_str());
1016 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Rename filter"));
1017 if(iter)
1018 (*iter)[_columns.label] = text;
1019 }
1020 }
1022 void FilterEffectsDialog::FilterModifier::on_selection_toggled(const Glib::ustring& path)
1023 {
1024 Gtk::TreeIter iter = _model->get_iter(path);
1026 if(iter) {
1027 SPDesktop *desktop = _dialog.getDesktop();
1028 SPDocument *doc = sp_desktop_document(desktop);
1029 SPFilter* filter = (*iter)[_columns.filter];
1030 Inkscape::Selection *sel = sp_desktop_selection(desktop);
1032 /* If this filter is the only one used in the selection, unset it */
1033 if((*iter)[_columns.sel] == 1)
1034 filter = 0;
1036 GSList const *items = sel->itemList();
1038 for (GSList const *i = items; i != NULL; i = i->next) {
1039 SPItem * item = SP_ITEM(i->data);
1040 SPStyle *style = SP_OBJECT_STYLE(item);
1041 g_assert(style != NULL);
1043 if(filter)
1044 sp_style_set_property_url(SP_OBJECT(item), "filter", SP_OBJECT(filter), false);
1045 else
1046 ::remove_filter(item, false);
1048 SP_OBJECT(item)->requestDisplayUpdate((SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG ));
1049 }
1051 update_selection(sel);
1052 sp_document_done(doc, SP_VERB_DIALOG_FILTER_EFFECTS, _("Apply filter"));
1053 }
1054 }
1056 /* Add all filters in the document to the combobox.
1057 Keeps the same selection if possible, otherwise selects the first element */
1058 void FilterEffectsDialog::FilterModifier::update_filters()
1059 {
1060 SPDesktop* desktop = _dialog.getDesktop();
1061 SPDocument* document = sp_desktop_document(desktop);
1062 const GSList* filters = sp_document_get_resource_list(document, "filter");
1064 _model->clear();
1066 for(const GSList *l = filters; l; l = l->next) {
1067 Gtk::TreeModel::Row row = *_model->append();
1068 SPFilter* f = (SPFilter*)l->data;
1069 row[_columns.filter] = f;
1070 const gchar* lbl = f->label();
1071 const gchar* id = SP_OBJECT_ID(f);
1072 row[_columns.label] = lbl ? lbl : (id ? id : "filter");
1073 }
1075 update_selection(desktop->selection);
1076 }
1078 SPFilter* FilterEffectsDialog::FilterModifier::get_selected_filter()
1079 {
1080 if(_list.get_selection()) {
1081 Gtk::TreeModel::iterator i = _list.get_selection()->get_selected();
1083 if(i)
1084 return (*i)[_columns.filter];
1085 }
1087 return 0;
1088 }
1090 void FilterEffectsDialog::FilterModifier::select_filter(const SPFilter* filter)
1091 {
1092 if(filter) {
1093 for(Gtk::TreeModel::iterator i = _model->children().begin();
1094 i != _model->children().end(); ++i) {
1095 if((*i)[_columns.filter] == filter) {
1096 _list.get_selection()->select(i);
1097 break;
1098 }
1099 }
1100 }
1101 }
1103 void FilterEffectsDialog::FilterModifier::filter_list_button_release(GdkEventButton* event)
1104 {
1105 if((event->type == GDK_BUTTON_RELEASE) && (event->button == 3)) {
1106 const bool sensitive = get_selected_filter() != NULL;
1107 _menu->items()[0].set_sensitive(sensitive);
1108 _menu->items()[1].set_sensitive(sensitive);
1109 _menu->popup(event->button, event->time);
1110 }
1111 }
1113 void FilterEffectsDialog::FilterModifier::add_filter()
1114 {
1115 SPDocument* doc = sp_desktop_document(_dialog.getDesktop());
1116 SPFilter* filter = new_filter(doc);
1118 const int count = _model->children().size();
1119 std::ostringstream os;
1120 os << "filter" << count;
1121 filter->setLabel(os.str().c_str());
1123 update_filters();
1125 select_filter(filter);
1127 sp_document_done(doc, SP_VERB_DIALOG_FILTER_EFFECTS, _("Add filter"));
1128 }
1130 void FilterEffectsDialog::FilterModifier::remove_filter()
1131 {
1132 SPFilter *filter = get_selected_filter();
1134 if(filter) {
1135 SPDocument* doc = filter->document;
1136 sp_repr_unparent(filter->repr);
1138 sp_document_done(doc, SP_VERB_DIALOG_FILTER_EFFECTS, _("Remove filter"));
1140 update_filters();
1141 }
1142 }
1144 void FilterEffectsDialog::FilterModifier::duplicate_filter()
1145 {
1146 SPFilter* filter = get_selected_filter();
1148 if(filter) {
1149 Inkscape::XML::Node* repr = SP_OBJECT_REPR(filter), *parent = repr->parent();
1150 repr = repr->duplicate(repr->document());
1151 parent->appendChild(repr);
1153 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Duplicate filter"));
1155 update_filters();
1156 }
1157 }
1159 void FilterEffectsDialog::FilterModifier::rename_filter()
1160 {
1161 _list.set_cursor(_model->get_path(_list.get_selection()->get_selected()), *_list.get_column(1), true);
1162 }
1164 FilterEffectsDialog::CellRendererConnection::CellRendererConnection()
1165 : Glib::ObjectBase(typeid(CellRendererConnection)),
1166 _primitive(*this, "primitive", 0)
1167 {}
1169 Glib::PropertyProxy<void*> FilterEffectsDialog::CellRendererConnection::property_primitive()
1170 {
1171 return _primitive.get_proxy();
1172 }
1174 void FilterEffectsDialog::CellRendererConnection::set_text_width(const int w)
1175 {
1176 _text_width = w;
1177 }
1179 int FilterEffectsDialog::CellRendererConnection::get_text_width() const
1180 {
1181 return _text_width;
1182 }
1184 void FilterEffectsDialog::CellRendererConnection::get_size_vfunc(
1185 Gtk::Widget& widget, const Gdk::Rectangle* /*cell_area*/,
1186 int* x_offset, int* y_offset, int* width, int* height) const
1187 {
1188 PrimitiveList& primlist = dynamic_cast<PrimitiveList&>(widget);
1190 if(x_offset)
1191 (*x_offset) = 0;
1192 if(y_offset)
1193 (*y_offset) = 0;
1194 if(width)
1195 (*width) = size * primlist.primitive_count() + _text_width * 7;
1196 if(height) {
1197 // Scale the height depending on the number of inputs, unless it's
1198 // the first primitive, in which case there are no connections
1199 SPFilterPrimitive* prim = (SPFilterPrimitive*)_primitive.get_value();
1200 (*height) = size * input_count(prim);
1201 }
1202 }
1204 /*** PrimitiveList ***/
1205 FilterEffectsDialog::PrimitiveList::PrimitiveList(FilterEffectsDialog& d)
1206 : _dialog(d),
1207 _in_drag(0),
1208 _observer(new SignalObserver)
1209 {
1210 d.signal_expose_event().connect(sigc::mem_fun(*this, &PrimitiveList::on_expose_signal));
1212 add_events(Gdk::POINTER_MOTION_MASK | Gdk::BUTTON_PRESS_MASK | Gdk::BUTTON_RELEASE_MASK);
1213 signal_expose_event().connect(sigc::mem_fun(*this, &PrimitiveList::on_expose_signal));
1215 _model = Gtk::ListStore::create(_columns);
1217 set_reorderable(true);
1219 set_model(_model);
1220 append_column(_("_Effect"), _columns.type);
1222 _observer->signal_changed().connect(signal_primitive_changed().make_slot());
1223 get_selection()->signal_changed().connect(sigc::mem_fun(*this, &PrimitiveList::on_primitive_selection_changed));
1224 signal_primitive_changed().connect(sigc::mem_fun(*this, &PrimitiveList::queue_draw));
1226 _connection_cell.set_text_width(init_text());
1228 int cols_count = append_column(_("Connections"), _connection_cell);
1229 Gtk::TreeViewColumn* col = get_column(cols_count - 1);
1230 if(col)
1231 col->add_attribute(_connection_cell.property_primitive(), _columns.primitive);
1232 }
1234 // Sets up a vertical Pango context/layout, and returns the largest
1235 // width needed to render the FilterPrimitiveInput labels.
1236 int FilterEffectsDialog::PrimitiveList::init_text()
1237 {
1238 // Set up a vertical context+layout
1239 Glib::RefPtr<Pango::Context> context = create_pango_context();
1240 const Pango::Matrix matrix = {0, -1, 1, 0, 0, 0};
1241 context->set_matrix(matrix);
1242 _vertical_layout = Pango::Layout::create(context);
1244 int maxfont = 0;
1245 for(int i = 0; i < FPInputConverter.end; ++i) {
1246 _vertical_layout->set_text(FPInputConverter.get_label((FilterPrimitiveInput)i));
1247 int fontw, fonth;
1248 _vertical_layout->get_pixel_size(fontw, fonth);
1249 if(fonth > maxfont)
1250 maxfont = fonth;
1251 }
1253 return maxfont;
1254 }
1256 sigc::signal<void>& FilterEffectsDialog::PrimitiveList::signal_primitive_changed()
1257 {
1258 return _signal_primitive_changed;
1259 }
1261 void FilterEffectsDialog::PrimitiveList::on_primitive_selection_changed()
1262 {
1263 _observer->set(get_selected());
1264 signal_primitive_changed()();
1265 _dialog._color_matrix_values->clear_store();
1266 }
1268 /* Add all filter primitives in the current to the list.
1269 Keeps the same selection if possible, otherwise selects the first element */
1270 void FilterEffectsDialog::PrimitiveList::update()
1271 {
1272 SPFilter* f = _dialog._filter_modifier.get_selected_filter();
1273 const SPFilterPrimitive* active_prim = get_selected();
1274 bool active_found = false;
1276 _model->clear();
1278 if(f) {
1279 _dialog._primitive_box.set_sensitive(true);
1281 for(SPObject *prim_obj = f->children;
1282 prim_obj && SP_IS_FILTER_PRIMITIVE(prim_obj);
1283 prim_obj = prim_obj->next) {
1284 SPFilterPrimitive *prim = SP_FILTER_PRIMITIVE(prim_obj);
1285 if(prim) {
1286 Gtk::TreeModel::Row row = *_model->append();
1287 row[_columns.primitive] = prim;
1288 row[_columns.type_id] = FPConverter.get_id_from_key(prim->repr->name());
1289 row[_columns.type] = _(FPConverter.get_label(row[_columns.type_id]).c_str());
1290 row[_columns.id] = SP_OBJECT_ID(prim);
1292 if(prim == active_prim) {
1293 get_selection()->select(row);
1294 active_found = true;
1295 }
1296 }
1297 }
1299 if(!active_found && _model->children().begin())
1300 get_selection()->select(_model->children().begin());
1302 columns_autosize();
1303 }
1304 else {
1305 _dialog._primitive_box.set_sensitive(false);
1306 }
1307 }
1309 void FilterEffectsDialog::PrimitiveList::set_menu(Glib::RefPtr<Gtk::Menu> menu)
1310 {
1311 _primitive_menu = menu;
1312 }
1314 SPFilterPrimitive* FilterEffectsDialog::PrimitiveList::get_selected()
1315 {
1316 if(_dialog._filter_modifier.get_selected_filter()) {
1317 Gtk::TreeModel::iterator i = get_selection()->get_selected();
1318 if(i)
1319 return (*i)[_columns.primitive];
1320 }
1322 return 0;
1323 }
1325 void FilterEffectsDialog::PrimitiveList::select(SPFilterPrimitive* prim)
1326 {
1327 for(Gtk::TreeIter i = _model->children().begin();
1328 i != _model->children().end(); ++i) {
1329 if((*i)[_columns.primitive] == prim)
1330 get_selection()->select(i);
1331 }
1332 }
1336 bool FilterEffectsDialog::PrimitiveList::on_expose_signal(GdkEventExpose* e)
1337 {
1338 Gdk::Rectangle clip(e->area.x, e->area.y, e->area.width, e->area.height);
1339 Glib::RefPtr<Gdk::Window> win = get_bin_window();
1340 Glib::RefPtr<Gdk::GC> darkgc = get_style()->get_dark_gc(Gtk::STATE_NORMAL);
1342 SPFilterPrimitive* prim = get_selected();
1343 int row_count = get_model()->children().size();
1345 int fheight = CellRendererConnection::size;
1346 Gdk::Rectangle rct, vis;
1347 Gtk::TreeIter row = get_model()->children().begin();
1348 int text_start_x = 0;
1349 if(row) {
1350 get_cell_area(get_model()->get_path(row), *get_column(1), rct);
1351 get_visible_rect(vis);
1352 int vis_x, vis_y;
1353 tree_to_widget_coords(vis.get_x(), vis.get_y(), vis_x, vis_y);
1355 text_start_x = rct.get_x() + rct.get_width() - _connection_cell.get_text_width() * (FPInputConverter.end + 1) + 1;
1356 for(int i = 0; i < FPInputConverter.end; ++i) {
1357 _vertical_layout->set_text(FPInputConverter.get_label((FilterPrimitiveInput)i));
1358 const int x = text_start_x + _connection_cell.get_text_width() * (i + 1);
1359 get_bin_window()->draw_rectangle(get_style()->get_bg_gc(Gtk::STATE_NORMAL), true, x, vis_y, _connection_cell.get_text_width(), vis.get_height());
1360 get_bin_window()->draw_layout(get_style()->get_text_gc(Gtk::STATE_NORMAL), x + 1, vis_y, _vertical_layout);
1361 get_bin_window()->draw_line(darkgc, x, vis_y, x, vis_y + vis.get_height());
1362 }
1363 }
1365 int row_index = 0;
1366 for(; row != get_model()->children().end(); ++row, ++row_index) {
1367 get_cell_area(get_model()->get_path(row), *get_column(1), rct);
1368 const int x = rct.get_x(), y = rct.get_y(), h = rct.get_height();
1370 // Check mouse state
1371 int mx, my;
1372 Gdk::ModifierType mask;
1373 get_bin_window()->get_pointer(mx, my, mask);
1375 // Outline the bottom of the connection area
1376 const int outline_x = x + fheight * (row_count - row_index);
1377 get_bin_window()->draw_line(darkgc, x, y + h, outline_x, y + h);
1379 // Side outline
1380 get_bin_window()->draw_line(darkgc, outline_x, y - 1, outline_x, y + h);
1382 std::vector<Gdk::Point> con_poly;
1383 int con_drag_y;
1384 bool inside;
1385 const SPFilterPrimitive* row_prim = (*row)[_columns.primitive];
1386 const int inputs = input_count(row_prim);
1388 if(SP_IS_FEMERGE(row_prim)) {
1389 for(int i = 0; i < inputs; ++i) {
1390 inside = do_connection_node(row, i, con_poly, mx, my);
1391 get_bin_window()->draw_polygon(inside && mask & GDK_BUTTON1_MASK ?
1392 darkgc : get_style()->get_dark_gc(Gtk::STATE_ACTIVE),
1393 inside, con_poly);
1395 if(_in_drag == (i + 1))
1396 con_drag_y = con_poly[2].get_y();
1398 if(_in_drag != (i + 1) || row_prim != prim)
1399 draw_connection(row, i, text_start_x, outline_x, con_poly[2].get_y(), row_count);
1400 }
1401 }
1402 else {
1403 // Draw "in" shape
1404 inside = do_connection_node(row, 0, con_poly, mx, my);
1405 con_drag_y = con_poly[2].get_y();
1406 get_bin_window()->draw_polygon(inside && mask & GDK_BUTTON1_MASK ?
1407 darkgc : get_style()->get_dark_gc(Gtk::STATE_ACTIVE),
1408 inside, con_poly);
1410 // Draw "in" connection
1411 if(_in_drag != 1 || row_prim != prim)
1412 draw_connection(row, SP_ATTR_IN, text_start_x, outline_x, con_poly[2].get_y(), row_count);
1414 if(inputs == 2) {
1415 // Draw "in2" shape
1416 inside = do_connection_node(row, 1, con_poly, mx, my);
1417 if(_in_drag == 2)
1418 con_drag_y = con_poly[2].get_y();
1419 get_bin_window()->draw_polygon(inside && mask & GDK_BUTTON1_MASK ?
1420 darkgc : get_style()->get_dark_gc(Gtk::STATE_ACTIVE),
1421 inside, con_poly);
1422 // Draw "in2" connection
1423 if(_in_drag != 2 || row_prim != prim)
1424 draw_connection(row, SP_ATTR_IN2, text_start_x, outline_x, con_poly[2].get_y(), row_count);
1425 }
1426 }
1428 // Draw drag connection
1429 if(row_prim == prim && _in_drag) {
1430 get_bin_window()->draw_line(get_style()->get_black_gc(), outline_x, con_drag_y,
1431 mx, con_drag_y);
1432 get_bin_window()->draw_line(get_style()->get_black_gc(), mx, con_drag_y, mx, my);
1433 }
1434 }
1436 return true;
1437 }
1439 void FilterEffectsDialog::PrimitiveList::draw_connection(const Gtk::TreeIter& input, const int attr,
1440 const int text_start_x, const int x1, const int y1,
1441 const int row_count)
1442 {
1443 int src_id = 0;
1444 Gtk::TreeIter res = find_result(input, attr, src_id);
1445 Glib::RefPtr<Gdk::GC> darkgc = get_style()->get_black_gc();
1446 Glib::RefPtr<Gdk::GC> lightgc = get_style()->get_dark_gc(Gtk::STATE_NORMAL);
1447 Glib::RefPtr<Gdk::GC> gc;
1449 const bool is_first = input == get_model()->children().begin();
1450 const bool is_merge = SP_IS_FEMERGE((SPFilterPrimitive*)(*input)[_columns.primitive]);
1451 const bool use_default = !res && !is_merge;
1453 if(res == input || (use_default && is_first)) {
1454 // Draw straight connection to a standard input
1455 // Draw a lighter line for an implicit connection to a standard input
1456 const int tw = _connection_cell.get_text_width();
1457 gint end_x = text_start_x + tw * (src_id + 1) + (int)(tw * 0.5f) + 1;
1458 gc = (use_default && is_first) ? lightgc : darkgc;
1459 get_bin_window()->draw_rectangle(gc, true, end_x-2, y1-2, 5, 5);
1460 get_bin_window()->draw_line(gc, x1, y1, end_x, y1);
1461 }
1462 else {
1463 // Draw an 'L'-shaped connection to another filter primitive
1464 // If no connection is specified, draw a light connection to the previous primitive
1465 gc = use_default ? lightgc : darkgc;
1467 if(use_default) {
1468 res = input;
1469 --res;
1470 }
1472 if(res) {
1473 Gdk::Rectangle rct;
1475 get_cell_area(get_model()->get_path(_model->children().begin()), *get_column(1), rct);
1476 const int fheight = CellRendererConnection::size;
1478 get_cell_area(get_model()->get_path(res), *get_column(1), rct);
1479 const int row_index = find_index(res);
1480 const int x2 = rct.get_x() + fheight * (row_count - row_index) - fheight / 2;
1481 const int y2 = rct.get_y() + rct.get_height();
1483 // Draw a bevelled 'L'-shaped connection
1484 get_bin_window()->draw_line(get_style()->get_black_gc(), x1, y1, x2-fheight/4, y1);
1485 get_bin_window()->draw_line(get_style()->get_black_gc(), x2-fheight/4, y1, x2, y1-fheight/4);
1486 get_bin_window()->draw_line(get_style()->get_black_gc(), x2, y1-fheight/4, x2, y2);
1487 }
1488 }
1489 }
1491 // Creates a triangle outline of the connection node and returns true if (x,y) is inside the node
1492 bool FilterEffectsDialog::PrimitiveList::do_connection_node(const Gtk::TreeIter& row, const int input,
1493 std::vector<Gdk::Point>& points,
1494 const int ix, const int iy)
1495 {
1496 Gdk::Rectangle rct;
1497 const int icnt = input_count((*row)[_columns.primitive]);
1499 get_cell_area(get_model()->get_path(_model->children().begin()), *get_column(1), rct);
1500 const int fheight = CellRendererConnection::size;
1502 get_cell_area(_model->get_path(row), *get_column(1), rct);
1503 const float h = rct.get_height() / icnt;
1505 const int x = rct.get_x() + fheight * (_model->children().size() - find_index(row));
1506 const int con_w = (int)(fheight * 0.35f);
1507 const int con_y = (int)(rct.get_y() + (h / 2) - con_w + (input * h));
1508 points.clear();
1509 points.push_back(Gdk::Point(x, con_y));
1510 points.push_back(Gdk::Point(x, con_y + con_w * 2));
1511 points.push_back(Gdk::Point(x - con_w, con_y + con_w));
1513 return ix >= x - h && iy >= con_y && ix <= x && iy <= points[1].get_y();
1514 }
1516 const Gtk::TreeIter FilterEffectsDialog::PrimitiveList::find_result(const Gtk::TreeIter& start,
1517 const int attr, int& src_id)
1518 {
1519 SPFilterPrimitive* prim = (*start)[_columns.primitive];
1520 Gtk::TreeIter target = _model->children().end();
1521 int image;
1523 if(SP_IS_FEMERGE(prim)) {
1524 int c = 0;
1525 bool found = false;
1526 for(const SPObject* o = prim->firstChild(); o; o = o->next, ++c) {
1527 if(c == attr && SP_IS_FEMERGENODE(o)) {
1528 image = SP_FEMERGENODE(o)->input;
1529 found = true;
1530 }
1531 }
1532 if(!found)
1533 return target;
1534 }
1535 else {
1536 if(attr == SP_ATTR_IN)
1537 image = prim->image_in;
1538 else if(attr == SP_ATTR_IN2) {
1539 if(SP_IS_FEBLEND(prim))
1540 image = SP_FEBLEND(prim)->in2;
1541 else if(SP_IS_FECOMPOSITE(prim))
1542 image = SP_FECOMPOSITE(prim)->in2;
1543 else if(SP_IS_FEDISPLACEMENTMAP(prim))
1544 image = SP_FEDISPLACEMENTMAP(prim)->in2;
1545 else
1546 return target;
1547 }
1548 else
1549 return target;
1550 }
1552 if(image >= 0) {
1553 for(Gtk::TreeIter i = _model->children().begin();
1554 i != start; ++i) {
1555 if(((SPFilterPrimitive*)(*i)[_columns.primitive])->image_out == image)
1556 target = i;
1557 }
1558 return target;
1559 }
1560 else if(image < -1) {
1561 src_id = -(image + 2);
1562 return start;
1563 }
1565 return target;
1566 }
1568 int FilterEffectsDialog::PrimitiveList::find_index(const Gtk::TreeIter& target)
1569 {
1570 int i = 0;
1571 for(Gtk::TreeIter iter = _model->children().begin();
1572 iter != target; ++iter, ++i);
1573 return i;
1574 }
1576 bool FilterEffectsDialog::PrimitiveList::on_button_press_event(GdkEventButton* e)
1577 {
1578 Gtk::TreePath path;
1579 Gtk::TreeViewColumn* col;
1580 const int x = (int)e->x, y = (int)e->y;
1581 int cx, cy;
1583 _drag_prim = 0;
1585 if(get_path_at_pos(x, y, path, col, cx, cy)) {
1586 Gtk::TreeIter iter = _model->get_iter(path);
1587 std::vector<Gdk::Point> points;
1589 _drag_prim = (*iter)[_columns.primitive];
1590 const int icnt = input_count(_drag_prim);
1592 for(int i = 0; i < icnt; ++i) {
1593 if(do_connection_node(_model->get_iter(path), i, points, x, y)) {
1594 _in_drag = i + 1;
1595 break;
1596 }
1597 }
1599 queue_draw();
1600 }
1602 if(_in_drag) {
1603 _scroll_connection = Glib::signal_timeout().connect(sigc::mem_fun(*this, &PrimitiveList::on_scroll_timeout), 150);
1604 _autoscroll = 0;
1605 get_selection()->select(path);
1606 return true;
1607 }
1608 else
1609 return Gtk::TreeView::on_button_press_event(e);
1610 }
1612 bool FilterEffectsDialog::PrimitiveList::on_motion_notify_event(GdkEventMotion* e)
1613 {
1614 const int speed = 10;
1615 const int limit = 15;
1617 Gdk::Rectangle vis;
1618 get_visible_rect(vis);
1619 int vis_x, vis_y;
1620 tree_to_widget_coords(vis.get_x(), vis.get_y(), vis_x, vis_y);
1621 const int top = vis_y + vis.get_height();
1623 // When autoscrolling during a connection drag, set the speed based on
1624 // where the mouse is in relation to the edges.
1625 if(e->y < vis_y)
1626 _autoscroll = -(int)(speed + (vis_y - e->y) / 5);
1627 else if(e->y < vis_y + limit)
1628 _autoscroll = -speed;
1629 else if(e->y > top)
1630 _autoscroll = (int)(speed + (e->y - top) / 5);
1631 else if(e->y > top - limit)
1632 _autoscroll = speed;
1633 else
1634 _autoscroll = 0;
1636 queue_draw();
1638 return Gtk::TreeView::on_motion_notify_event(e);
1639 }
1641 bool FilterEffectsDialog::PrimitiveList::on_button_release_event(GdkEventButton* e)
1642 {
1643 SPFilterPrimitive *prim = get_selected(), *target;
1645 _scroll_connection.disconnect();
1647 if(_in_drag && prim) {
1648 Gtk::TreePath path;
1649 Gtk::TreeViewColumn* col;
1650 int cx, cy;
1652 if(get_path_at_pos((int)e->x, (int)e->y, path, col, cx, cy)) {
1653 const gchar *in_val = 0;
1654 Glib::ustring result;
1655 Gtk::TreeIter target_iter = _model->get_iter(path);
1656 target = (*target_iter)[_columns.primitive];
1658 Gdk::Rectangle rct;
1659 get_cell_area(path, *col, rct);
1660 const int twidth = _connection_cell.get_text_width();
1661 const int sources_x = rct.get_width() - twidth * FPInputConverter.end;
1662 if(cx > sources_x) {
1663 int src = (cx - sources_x) / twidth;
1664 if(src < 0)
1665 src = 0;
1666 else if(src >= FPInputConverter.end)
1667 src = FPInputConverter.end - 1;
1668 result = FPInputConverter.get_key((FilterPrimitiveInput)src);
1669 in_val = result.c_str();
1670 }
1671 else {
1672 // Ensure that the target comes before the selected primitive
1673 for(Gtk::TreeIter iter = _model->children().begin();
1674 iter != get_selection()->get_selected(); ++iter) {
1675 if(iter == target_iter) {
1676 Inkscape::XML::Node *repr = SP_OBJECT_REPR(target);
1677 // Make sure the target has a result
1678 const gchar *gres = repr->attribute("result");
1679 if(!gres) {
1680 result = "result" + Glib::Ascii::dtostr(SP_FILTER(prim->parent)->_image_number_next);
1681 repr->setAttribute("result", result.c_str());
1682 in_val = result.c_str();
1683 }
1684 else
1685 in_val = gres;
1686 break;
1687 }
1688 }
1689 }
1691 if(SP_IS_FEMERGE(prim)) {
1692 int c = 1;
1693 bool handled = false;
1694 for(SPObject* o = prim->firstChild(); o && !handled; o = o->next, ++c) {
1695 if(c == _in_drag && SP_IS_FEMERGENODE(o)) {
1696 // If input is null, delete it
1697 if(!in_val) {
1698 sp_repr_unparent(o->repr);
1699 sp_document_done(prim->document, SP_VERB_DIALOG_FILTER_EFFECTS,
1700 _("Remove merge node"));
1701 (*get_selection()->get_selected())[_columns.primitive] = prim;
1702 }
1703 else
1704 _dialog.set_attr(o, SP_ATTR_IN, in_val);
1705 handled = true;
1706 }
1707 }
1708 // Add new input?
1709 if(!handled && c == _in_drag && in_val) {
1710 Inkscape::XML::Document *xml_doc = sp_document_repr_doc(prim->document);
1711 Inkscape::XML::Node *repr = xml_doc->createElement("svg:feMergeNode");
1712 repr->setAttribute("inkscape:collect", "always");
1713 prim->repr->appendChild(repr);
1714 SPFeMergeNode *node = SP_FEMERGENODE(prim->document->getObjectByRepr(repr));
1715 Inkscape::GC::release(repr);
1716 _dialog.set_attr(node, SP_ATTR_IN, in_val);
1717 (*get_selection()->get_selected())[_columns.primitive] = prim;
1718 }
1719 }
1720 else {
1721 if(_in_drag == 1)
1722 _dialog.set_attr(prim, SP_ATTR_IN, in_val);
1723 else if(_in_drag == 2)
1724 _dialog.set_attr(prim, SP_ATTR_IN2, in_val);
1725 }
1726 }
1728 _in_drag = 0;
1729 queue_draw();
1731 _dialog.update_settings_view();
1732 }
1734 if((e->type == GDK_BUTTON_RELEASE) && (e->button == 3)) {
1735 const bool sensitive = get_selected() != NULL;
1736 _primitive_menu->items()[0].set_sensitive(sensitive);
1737 _primitive_menu->items()[1].set_sensitive(sensitive);
1738 _primitive_menu->popup(e->button, e->time);
1740 return true;
1741 }
1742 else
1743 return Gtk::TreeView::on_button_release_event(e);
1744 }
1746 // Checks all of prim's inputs, removes any that use result
1747 void check_single_connection(SPFilterPrimitive* prim, const int result)
1748 {
1749 if(prim && result >= 0) {
1751 if(prim->image_in == result)
1752 SP_OBJECT_REPR(prim)->setAttribute("in", 0);
1754 if(SP_IS_FEBLEND(prim)) {
1755 if(SP_FEBLEND(prim)->in2 == result)
1756 SP_OBJECT_REPR(prim)->setAttribute("in2", 0);
1757 }
1758 else if(SP_IS_FECOMPOSITE(prim)) {
1759 if(SP_FECOMPOSITE(prim)->in2 == result)
1760 SP_OBJECT_REPR(prim)->setAttribute("in2", 0);
1761 }
1762 else if(SP_IS_FEDISPLACEMENTMAP(prim)) {
1763 if(SP_FEDISPLACEMENTMAP(prim)->in2 == result)
1764 SP_OBJECT_REPR(prim)->setAttribute("in2", 0);
1765 }
1766 }
1767 }
1769 // Remove any connections going to/from prim_iter that forward-reference other primitives
1770 void FilterEffectsDialog::PrimitiveList::sanitize_connections(const Gtk::TreeIter& prim_iter)
1771 {
1772 SPFilterPrimitive *prim = (*prim_iter)[_columns.primitive];
1773 bool before = true;
1775 for(Gtk::TreeIter iter = _model->children().begin();
1776 iter != _model->children().end(); ++iter) {
1777 if(iter == prim_iter)
1778 before = false;
1779 else {
1780 SPFilterPrimitive* cur_prim = (*iter)[_columns.primitive];
1781 if(before)
1782 check_single_connection(cur_prim, prim->image_out);
1783 else
1784 check_single_connection(prim, cur_prim->image_out);
1785 }
1786 }
1787 }
1789 // Reorder the filter primitives to match the list order
1790 void FilterEffectsDialog::PrimitiveList::on_drag_end(const Glib::RefPtr<Gdk::DragContext>& /*dc*/)
1791 {
1792 SPFilter* filter = _dialog._filter_modifier.get_selected_filter();
1793 int ndx = 0;
1795 for(Gtk::TreeModel::iterator iter = _model->children().begin();
1796 iter != _model->children().end(); ++iter, ++ndx) {
1797 SPFilterPrimitive* prim = (*iter)[_columns.primitive];
1798 if(prim && prim == _drag_prim) {
1799 SP_OBJECT_REPR(prim)->setPosition(ndx);
1800 break;
1801 }
1802 }
1804 for(Gtk::TreeModel::iterator iter = _model->children().begin();
1805 iter != _model->children().end(); ++iter, ++ndx) {
1806 SPFilterPrimitive* prim = (*iter)[_columns.primitive];
1807 if(prim && prim == _drag_prim) {
1808 sanitize_connections(iter);
1809 get_selection()->select(iter);
1810 break;
1811 }
1812 }
1814 filter->requestModified(SP_OBJECT_MODIFIED_FLAG);
1816 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Reorder filter primitive"));
1817 }
1819 // If a connection is dragged towards the top or bottom of the list, the list should scroll to follow.
1820 bool FilterEffectsDialog::PrimitiveList::on_scroll_timeout()
1821 {
1822 if(_autoscroll) {
1823 Gtk::Adjustment& a = *dynamic_cast<Gtk::ScrolledWindow*>(get_parent())->get_vadjustment();
1824 double v;
1826 v = a.get_value() + _autoscroll;
1827 if(v < 0)
1828 v = 0;
1829 if(v > a.get_upper() - a.get_page_size())
1830 v = a.get_upper() - a.get_page_size();
1832 a.set_value(v);
1834 queue_draw();
1835 }
1837 return true;
1838 }
1840 int FilterEffectsDialog::PrimitiveList::primitive_count() const
1841 {
1842 return _model->children().size();
1843 }
1845 /*** FilterEffectsDialog ***/
1847 FilterEffectsDialog::FilterEffectsDialog()
1848 : UI::Widget::Panel("", "dialogs.filtereffects", SP_VERB_DIALOG_FILTER_EFFECTS),
1849 _filter_modifier(*this),
1850 _primitive_list(*this),
1851 _add_primitive_type(FPConverter),
1852 _add_primitive(_("Add Effect:")),
1853 _empty_settings(_("No effect selected"), Gtk::ALIGN_LEFT),
1854 _locked(false),
1855 _attr_lock(false)
1856 {
1857 _settings = new Settings(*this, _settings_box, sigc::mem_fun(*this, &FilterEffectsDialog::set_attr_direct),
1858 NR_FILTER_ENDPRIMITIVETYPE);
1859 _sizegroup = Gtk::SizeGroup::create(Gtk::SIZE_GROUP_HORIZONTAL);
1860 _sizegroup->set_ignore_hidden();
1862 // Initialize widget hierarchy
1863 Gtk::HPaned* hpaned = Gtk::manage(new Gtk::HPaned);
1864 Gtk::ScrolledWindow* sw_prims = Gtk::manage(new Gtk::ScrolledWindow);
1865 Gtk::HBox* hb_prims = Gtk::manage(new Gtk::HBox);
1866 Gtk::Frame* fr_settings = Gtk::manage(new Gtk::Frame(_("<b>Effect parameters</b>")));
1867 Gtk::Alignment* al_settings = Gtk::manage(new Gtk::Alignment);
1868 _getContents()->add(*hpaned);
1869 hpaned->pack1(_filter_modifier);
1870 hpaned->pack2(_primitive_box);
1871 _primitive_box.pack_start(*sw_prims);
1872 _primitive_box.pack_start(*hb_prims, false, false);
1873 sw_prims->add(_primitive_list);
1874 hb_prims->pack_end(_add_primitive_type, false, false);
1875 hb_prims->pack_end(_add_primitive, false, false);
1876 _getContents()->pack_start(*fr_settings, false, false);
1877 fr_settings->add(*al_settings);
1878 al_settings->add(_settings_box);
1880 _primitive_list.signal_primitive_changed().connect(
1881 sigc::mem_fun(*this, &FilterEffectsDialog::update_settings_view));
1882 _filter_modifier.signal_filter_changed().connect(
1883 sigc::mem_fun(_primitive_list, &PrimitiveList::update));
1885 sw_prims->set_policy(Gtk::POLICY_NEVER, Gtk::POLICY_AUTOMATIC);
1886 sw_prims->set_shadow_type(Gtk::SHADOW_IN);
1887 al_settings->set_padding(0, 0, 12, 0);
1888 fr_settings->set_shadow_type(Gtk::SHADOW_NONE);
1889 ((Gtk::Label*)fr_settings->get_label_widget())->set_use_markup();
1890 _add_primitive.signal_clicked().connect(sigc::mem_fun(*this, &FilterEffectsDialog::add_primitive));
1891 _primitive_list.set_menu(create_popup_menu(*this, sigc::mem_fun(*this, &FilterEffectsDialog::duplicate_primitive),
1892 sigc::mem_fun(*this, &FilterEffectsDialog::remove_primitive)));
1894 show_all_children();
1895 init_settings_widgets();
1896 _primitive_list.update();
1897 }
1899 FilterEffectsDialog::~FilterEffectsDialog()
1900 {
1901 delete _settings;
1902 }
1904 void FilterEffectsDialog::set_attrs_locked(const bool l)
1905 {
1906 _locked = l;
1907 }
1909 void FilterEffectsDialog::show_all_vfunc()
1910 {
1911 UI::Widget::Panel::show_all_vfunc();
1913 update_settings_view();
1914 }
1916 void FilterEffectsDialog::init_settings_widgets()
1917 {
1918 // TODO: Find better range/climb-rate/digits values for the SpinSliders,
1919 // most of the current values are complete guesses!
1921 _empty_settings.set_sensitive(false);
1922 _settings_box.pack_start(_empty_settings);
1924 _settings->type(NR_FILTER_BLEND);
1925 _settings->add_combo(SP_ATTR_MODE, _("Mode"), BlendModeConverter);
1927 _settings->type(NR_FILTER_COLORMATRIX);
1928 ComboBoxEnum<FilterColorMatrixType>* colmat = _settings->add_combo(SP_ATTR_TYPE, _("Type"), ColorMatrixTypeConverter);
1929 _color_matrix_values = _settings->add_colormatrixvalues(_("Value(s)"));
1930 colmat->signal_attr_changed().connect(sigc::mem_fun(*this, &FilterEffectsDialog::update_color_matrix));
1932 _settings->type(NR_FILTER_COMPONENTTRANSFER);
1933 _settings->add_combo(SP_ATTR_TYPE, _("Type"), ComponentTransferTypeConverter);
1934 _ct_slope = _settings->add_spinslider(SP_ATTR_SLOPE, _("Slope"), -100, 100, 1, 0.01, 1);
1935 _ct_intercept = _settings->add_spinslider(SP_ATTR_INTERCEPT, _("Intercept"), -100, 100, 1, 0.01, 1);
1936 _ct_amplitude = _settings->add_spinslider(SP_ATTR_AMPLITUDE, _("Amplitude"), 0, 100, 1, 0.01, 1);
1937 _ct_exponent = _settings->add_spinslider(SP_ATTR_EXPONENT, _("Exponent"), 0, 100, 1, 0.01, 1);
1938 _ct_offset = _settings->add_spinslider(SP_ATTR_OFFSET, _("Offset"), -100, 100, 1, 0.01, 1);
1940 _settings->type(NR_FILTER_COMPOSITE);
1941 _settings->add_combo(SP_ATTR_OPERATOR, _("Operator"), CompositeOperatorConverter);
1942 _k1 = _settings->add_spinslider(SP_ATTR_K1, _("K1"), -10, 10, 0.1, 0.01, 2);
1943 _k2 = _settings->add_spinslider(SP_ATTR_K2, _("K2"), -10, 10, 0.1, 0.01, 2);
1944 _k3 = _settings->add_spinslider(SP_ATTR_K3, _("K3"), -10, 10, 0.1, 0.01, 2);
1945 _k4 = _settings->add_spinslider(SP_ATTR_K4, _("K4"), -10, 10, 0.1, 0.01, 2);
1947 _settings->type(NR_FILTER_CONVOLVEMATRIX);
1948 _convolve_order = _settings->add_dualspinbutton(SP_ATTR_ORDER, _("Size"), 1, 5, 1, 1, 0);
1949 _convolve_target = _settings->add_multispinbutton(SP_ATTR_TARGETX, SP_ATTR_TARGETY, _("Target"), 0, 4, 1, 1, 0);
1950 _convolve_matrix = _settings->add_matrix(SP_ATTR_KERNELMATRIX, _("Kernel"));
1951 _convolve_order->signal_attr_changed().connect(sigc::mem_fun(*this, &FilterEffectsDialog::convolve_order_changed));
1952 _settings->add_spinslider(SP_ATTR_DIVISOR, _("Divisor"), 0.01, 1000, 1, 0.1, 2);
1953 _settings->add_spinslider(SP_ATTR_BIAS, _("Bias"), -10, 10, 1, 0.01, 1);
1954 _settings->add_combo(SP_ATTR_EDGEMODE, _("Edge Mode"), ConvolveMatrixEdgeModeConverter);
1955 _settings->add_checkbutton(SP_ATTR_PRESERVEALPHA, _("Preserve Alpha"), "true", "false");
1957 _settings->type(NR_FILTER_DIFFUSELIGHTING);
1958 _settings->add_color(SP_PROP_LIGHTING_COLOR, _("Diffuse Color"));
1959 _settings->add_spinslider(SP_ATTR_SURFACESCALE, _("Surface Scale"), -1000, 1000, 1, 0.01, 1);
1960 _settings->add_spinslider(SP_ATTR_DIFFUSECONSTANT, _("Constant"), 0, 100, 0.1, 0.01, 2);
1961 _settings->add_dualspinslider(SP_ATTR_KERNELUNITLENGTH, _("Kernel Unit Length"), 0.01, 10, 1, 0.01, 1);
1962 _settings->add_lightsource();
1964 _settings->type(NR_FILTER_DISPLACEMENTMAP);
1965 _settings->add_spinslider(SP_ATTR_SCALE, _("Scale"), 0, 100, 1, 0.01, 1);
1966 _settings->add_combo(SP_ATTR_XCHANNELSELECTOR, _("X Channel"), DisplacementMapChannelConverter);
1967 _settings->add_combo(SP_ATTR_YCHANNELSELECTOR, _("Y Channel"), DisplacementMapChannelConverter);
1969 _settings->type(NR_FILTER_FLOOD);
1970 _settings->add_color(SP_PROP_FLOOD_COLOR, _("Flood Color"));
1971 _settings->add_spinslider(SP_PROP_FLOOD_OPACITY, _("Opacity"), 0, 1, 0.1, 0.01, 2);
1973 _settings->type(NR_FILTER_GAUSSIANBLUR);
1974 _settings->add_dualspinslider(SP_ATTR_STDDEVIATION, _("Standard Deviation"), 0.01, 100, 1, 0.01, 1);
1976 _settings->type(NR_FILTER_MORPHOLOGY);
1977 _settings->add_combo(SP_ATTR_OPERATOR, _("Operator"), MorphologyOperatorConverter);
1978 _settings->add_dualspinslider(SP_ATTR_RADIUS, _("Radius"), 0, 100, 1, 0.01, 1);
1980 _settings->type(NR_FILTER_OFFSET);
1981 _settings->add_spinslider(SP_ATTR_DX, _("Delta X"), -100, 100, 1, 0.01, 1);
1982 _settings->add_spinslider(SP_ATTR_DY, _("Delta Y"), -100, 100, 1, 0.01, 1);
1984 _settings->type(NR_FILTER_SPECULARLIGHTING);
1985 _settings->add_color(SP_PROP_LIGHTING_COLOR, _("Specular Color"));
1986 _settings->add_spinslider(SP_ATTR_SURFACESCALE, _("Surface Scale"), -1000, 1000, 1, 0.01, 1);
1987 _settings->add_spinslider(SP_ATTR_SPECULARCONSTANT, _("Constant"), 0, 100, 0.1, 0.01, 2);
1988 _settings->add_spinslider(SP_ATTR_SPECULAREXPONENT, _("Exponent"), 1, 128, 1, 0.01, 1);
1989 _settings->add_dualspinslider(SP_ATTR_KERNELUNITLENGTH, _("Kernel Unit Length"), 0.01, 10, 1, 0.01, 1);
1990 _settings->add_lightsource();
1992 _settings->type(NR_FILTER_TURBULENCE);
1993 _settings->add_checkbutton(SP_ATTR_STITCHTILES, _("Stitch Tiles"), "stitch", "noStitch");
1994 _settings->add_combo(SP_ATTR_TYPE, _("Type"), TurbulenceTypeConverter);
1995 _settings->add_dualspinslider(SP_ATTR_BASEFREQUENCY, _("Base Frequency"), 0, 100, 0.1, 0.01, 2);
1996 _settings->add_spinslider(SP_ATTR_NUMOCTAVES, _("Octaves"), 1, 10, 1, 1, 0);
1997 _settings->add_spinslider(SP_ATTR_SEED, _("Seed"), 0, 1000, 1, 1, 0);
1998 }
2000 void FilterEffectsDialog::add_primitive()
2001 {
2002 SPFilter* filter = _filter_modifier.get_selected_filter();
2004 if(filter) {
2005 SPFilterPrimitive* prim = filter_add_primitive(filter, _add_primitive_type.get_active_data()->id);
2007 _primitive_list.select(prim);
2009 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Add filter primitive"));
2010 }
2011 }
2013 void FilterEffectsDialog::remove_primitive()
2014 {
2015 SPFilterPrimitive* prim = _primitive_list.get_selected();
2017 if(prim) {
2018 sp_repr_unparent(prim->repr);
2020 sp_document_done(sp_desktop_document(getDesktop()), SP_VERB_DIALOG_FILTER_EFFECTS,
2021 _("Remove filter primitive"));
2023 _primitive_list.update();
2024 }
2025 }
2027 void FilterEffectsDialog::duplicate_primitive()
2028 {
2029 SPFilter* filter = _filter_modifier.get_selected_filter();
2030 SPFilterPrimitive* origprim = _primitive_list.get_selected();
2032 if(filter && origprim) {
2033 Inkscape::XML::Node *repr;
2034 repr = SP_OBJECT_REPR(origprim)->duplicate(SP_OBJECT_REPR(origprim)->document());
2035 SP_OBJECT_REPR(filter)->appendChild(repr);
2037 sp_document_done(filter->document, SP_VERB_DIALOG_FILTER_EFFECTS, _("Duplicate filter primitive"));
2039 _primitive_list.update();
2040 }
2041 }
2043 void FilterEffectsDialog::convolve_order_changed()
2044 {
2045 _convolve_matrix->set_from_attribute(SP_OBJECT(_primitive_list.get_selected()));
2046 _convolve_target->get_spinbuttons()[0]->get_adjustment()->set_upper(_convolve_order->get_spinbutton1().get_value() - 1);
2047 _convolve_target->get_spinbuttons()[1]->get_adjustment()->set_upper(_convolve_order->get_spinbutton2().get_value() - 1);
2048 }
2050 void FilterEffectsDialog::set_attr_direct(const AttrWidget* input)
2051 {
2052 set_attr(_primitive_list.get_selected(), input->get_attribute(), input->get_as_attribute().c_str());
2053 }
2055 void FilterEffectsDialog::set_child_attr_direct(const AttrWidget* input)
2056 {
2057 set_attr(_primitive_list.get_selected()->children, input->get_attribute(), input->get_as_attribute().c_str());
2058 }
2060 void FilterEffectsDialog::set_attr(SPObject* o, const SPAttributeEnum attr, const gchar* val)
2061 {
2062 if(!_locked) {
2063 _attr_lock = true;
2065 SPFilter *filter = _filter_modifier.get_selected_filter();
2066 const gchar* name = (const gchar*)sp_attribute_name(attr);
2067 if(filter && name && o) {
2068 update_settings_sensitivity();
2070 SP_OBJECT_REPR(o)->setAttribute(name, val);
2071 filter->requestModified(SP_OBJECT_MODIFIED_FLAG);
2073 Glib::ustring undokey = "filtereffects:";
2074 undokey += name;
2075 sp_document_maybe_done(filter->document, undokey.c_str(), SP_VERB_DIALOG_FILTER_EFFECTS,
2076 _("Set filter primitive attribute"));
2077 }
2079 _attr_lock = false;
2080 }
2081 }
2083 void FilterEffectsDialog::update_settings_view()
2084 {
2085 update_settings_sensitivity();
2087 if(_attr_lock)
2088 return;
2090 SPFilterPrimitive* prim = _primitive_list.get_selected();
2092 if(prim) {
2093 _settings->show_and_update(FPConverter.get_id_from_key(prim->repr->name()), prim);
2094 _empty_settings.hide();
2095 }
2096 else {
2097 _settings_box.hide_all();
2098 _settings_box.show();
2099 _empty_settings.show();
2100 }
2101 }
2103 void FilterEffectsDialog::update_settings_sensitivity()
2104 {
2105 SPFilterPrimitive* prim = _primitive_list.get_selected();
2106 const bool use_k = SP_IS_FECOMPOSITE(prim) && SP_FECOMPOSITE(prim)->composite_operator == COMPOSITE_ARITHMETIC;
2107 _k1->set_sensitive(use_k);
2108 _k2->set_sensitive(use_k);
2109 _k3->set_sensitive(use_k);
2110 _k4->set_sensitive(use_k);
2112 if(SP_IS_FECOMPONENTTRANSFER(prim)) {
2113 SPFeComponentTransfer* ct = SP_FECOMPONENTTRANSFER(prim);
2114 const bool linear = ct->type == COMPONENTTRANSFER_TYPE_LINEAR;
2115 const bool gamma = ct->type == COMPONENTTRANSFER_TYPE_GAMMA;
2116 //_ct_table->set_sensitive(ct->type == COMPONENTTRANSFER_TYPE_TABLE || ct->type == COMPONENTTRANSFER_TYPE_DISCRETE);
2117 _ct_slope->set_sensitive(linear);
2118 _ct_intercept->set_sensitive(linear);
2119 _ct_amplitude->set_sensitive(gamma);
2120 _ct_exponent->set_sensitive(gamma);
2121 _ct_offset->set_sensitive(gamma);
2122 }
2123 }
2125 void FilterEffectsDialog::update_color_matrix()
2126 {
2127 _color_matrix_values->set_from_attribute(_primitive_list.get_selected());
2128 }
2130 } // namespace Dialog
2131 } // namespace UI
2132 } // namespace Inkscape
2134 /*
2135 Local Variables:
2136 mode:c++
2137 c-file-style:"stroustrup"
2138 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
2139 indent-tabs-mode:nil
2140 fill-column:99
2141 End:
2142 */
2143 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :